Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.20984E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:13:54+0800
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    1 Object 1

    AOE ID 31056
    NORAD ID 31056
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 57490
    NORAD ID 57490
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB FENGYUN 3F
    Time of Closest Approach 2026-09-12T08:02:06+0000
    Collision Probability (Pc) 1.20984E-5
    Conjunction Distance (km) 1.171 km
    Relative Speed (km/s) 10.235 km/s
    Conjunction Risk Parameters R (Radial): 0.493 | I (In-track): -0.766 | C (Cross-track): -0.734
    Collision Risk Index (CRI) 0.57
    X Position (km) 1483.454 1483.523
    Position Y (km) 247.375 246.31
    Position Z (km) -7053.693 -7053.212
    Velocity X (km/s) -4.05 5.822
    Velocity Y (km/s) -6.142 -4.481
    Velocity Z (km/s) -1.061 1.068

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB FENGYUN 3F
    Semimajor Axis (a) 7221.716 km 7203.658 km
    Eccentricity (e) 0.002455 0.000110
    Inclination (i) 98.6953° 98.6765°
    RAAN 233.2317° 322.3209°
    Perigee Argument 286.6472° 115.3324°
    Mean Anomaly (M) 132.6655° 244.7967°
    Apogee 861.307 km 826.317 km
    Perigee 825.851 km 824.725 km
    Orbit Epoch 2026-09-10T04:09:19+0000 2026-09-10T22:35:46+0000

    FENGYUN 1C DEB & FENGYUN 3F Collision Probability (Pc) Trend

    FENGYUN 1C DEB & FENGYUN 3F Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & FENGYUN 3F Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & FENGYUN 3F Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 3FMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 3FCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data